Mitsubishi Electric FR-F862 Instruction Manual page 62

4.3
List of fault displays
For details, refer to the Instruction Manual (Detailed) of the FR-F860.
Abbreviation
HOLD Operation panel lock
LOCD Password locked
Er1 to Er4
Parameter write error
Er8
rE1 to rE4
Copy operation error
rE6 to rE8
Err. RES signal ON or communication circuit fault
OL Stall prevention (overcurrent)
oL Stall prevention (overvoltage)
TH Electronic thermal relay function pre-alarm
PS PU stop
CP Parameter copy
SA SA
MT1 to MT3 Maintenance timer 1 to 3
UF USB host error
Continuous operation during communication
CF
fault
LDF Load fault warning
FN Fan alarm
E.OC1 Overcurrent trip during acceleration
E.OC2 Overcurrent trip during constant speed
E.OC3 Overcurrent trip during deceleration or stop
Regenerative overvoltage trip during
E.OV1
acceleration
Regenerative overvoltage trip during constant
E.OV2
speed
Regenerative overvoltage trip during
E.OV3
deceleration or stop
Inverter overload trip (electronic thermal relay
E.THT
function)
Motor overload trip (electronic thermal relay
E.THM
function)
E.FIN Heat sink overheat
Name
If faults other than the above appear, contact your sales
representative.
Abbreviation
E.OLT Stall prevention stop
E.SOT Loss of synchronism detection
E.LUP Upper limit fault detection
E.LDN Lower limit fault detection
E.GF Output side earth (ground) fault overcurrent
E.LF Output phase loss
E.OHT External thermal relay operation
E.PTC PTC thermistor operation
E.OPT Option fault
E.OP1 Communication option fault
E.16 to E.20 User definition error by the PLC function
E.PE Parameter storage device fault
E.PUE PU disconnection
E.RET Retry count excess
E.PE2 Parameter storage device fault
E.CPU
CPU fault
E.5 to E.7
Operation panel power supply short circuit
E.CTE
RS-485 terminals power supply short circuit
E.P24 24 VDC power fault
E.CDO Abnormal output current detection
E.SER Communication fault (inverter)
E.AIE Analog input fault
E.USB USB communication fault
E.SAF Safety circuit fault
E.PBT
Internal circuit fault
E.13
E.OS Overspeed occurrence
E.LCI 4 mA input fault
E.PCH Pre-charge fault
E.PID PID signal fault
E.1 to E.3 Option fault
E.0 No fault records
RD Backup in progress
WR Restoration in progress
PROTECTIVE FUNCTIONS
List of fault displays
Name
61
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